1. OPTICAL WIRELESS BROADBAND – CARRIER GRADE TECHNOLOGY WITHOUT THE LICENSING COST

2. OPTICAL WIRELESS BROADBAND
Infrared Optical laser beams to transmit data
Frequency 3-4 THz
License exempt worldwide – Can be installed in a week
Provide robust links at 2km range and more in low rainfall areas
High data-rates of 1Gbps Full-Duplex (2Gbps) -> 2.5Gbps -> 10Gbps on its way
Availability in SA
99.98% to %
1550nm vs. 850nm
More than double the power is required because of
Quantum Efficiency (QE)
Atmospheric effects which limits transmission is the same
“Comparison of laser beam propagation at 785 nm and 1550 nm in fog and haze for optical wireless
Communications”
Isaac I. Kim, Bruce McArthur, and Eric Korevaar

3. TECH TALK: FEATURES
OWB Features
OWB uses Multiple/large transmit apertures to overcome scintillation
Avalanche Photo Diode (APD) technology increases receiver sensitivity
Autonomous alignment – Increases link budget and availability
Ranges and data-rates are increasing with cost effective techniques
Managed via online cloud based server (RedView)
NanoWave G1000 – Lowest Cost, Smallest, lightest OWB system with Autonomous Alignment
Quick Specs
Weight: 5Kg
Dimensions: 350mm x 210mm x 210mm
2km for carrier grade availability in SA
Temperature: -20 to 60 Degrees
Blends into environment

4. TECH TALK: AVAILABILITY
Availability Increases with Shorter Distance
500m
1500m
2000m
3000m
99.999%
99.98%
99.9%
99 %

5. HYBRID WIRELESS SOLUTION
mmWave The atmospheric limiting factor
Rain (“Estimation of Terrestrial Rain Attenuation of Microwave and
Millimeter Wave Signals in South-Africa Using ITU-R Model”,
P.A Owolawi, S.J Malinga, T.J.O Afullo)
Availability in SA
Max 99.9% (Rainy seasons tend to have a major impact on performance)
Hybrid
OWB and mmWave together can provide robust Gigabit links

6. WIRELESS TRANSMISSION IN RAIN

7. TECHNOLOGY COMPARISON
Data Rate
Product Cost
License Exempt
Deployment
Security
Interference Immunity
Link Availability
Form Factor
Range
OWB
1000Mbps
$15K
YES
Days
Very High
99.98%
Small
1500 meter
70-80GHz
$30K NO
High
Medium
99.9 %
2500 meter
60GHz
$17K
800 meter
5.8Ghz
500Mbps
Low
99.9%
30km
11-38GHz
622Mbps
$50K
99.99%
Large
Fibre
> 1000Mbps
Months
N/A
99.999%

8. SOLUTIONS
RING NETWORK
CONFIGURATION
STAR NETWORK
CONFIGURATION
GIGABIT OWB: Ring – Star – Mesh

9. WHO IS USING OWB?
35 African Countries
Enterprise market
Telco Markets
Universities/ Campus

10. CONCLUSSION
Optical Wireless Broadband
Can be a standalone installation
Spectrum license exempt
Quick to install
Low maintenance due to autonomous alignment
Markets
4G/LTE Backhauling
Enterprise connectivity
We foresee that OWB technology will dominate high capacity wireless network infrastructure with the adoption of LTE.

11. OPTICAL WIRELESS BROADBAND – CARRIER GRADE TECHNOLOGY WITHOUT THE LICENSING COST